CN110607045A - Composite material for producing high-cold-resistance weather-resistant flame-retardant rubber - Google Patents

Composite material for producing high-cold-resistance weather-resistant flame-retardant rubber Download PDF

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CN110607045A
CN110607045A CN201911040229.7A CN201911040229A CN110607045A CN 110607045 A CN110607045 A CN 110607045A CN 201911040229 A CN201911040229 A CN 201911040229A CN 110607045 A CN110607045 A CN 110607045A
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parts
composite material
resistant
cold
retardant rubber
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陈永福
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a composite material for producing high-cold-resistance weather-resistant flame-retardant rubber, which is prepared from the following components in parts by mass: 20-35 parts of tetrapropylfluoride rubber, 18-24 parts of phenolic resin, 15-25 parts of fluorocarbon resin, 3-9 parts of cellulose acetate propionate, 5-8 parts of ceramic micropowder, 4-8 parts of polyimide, 4-8 parts of hydrated alumina, 1-4 parts of dilauryl thiodipropionate, 3-7 parts of nano zinc oxide, 5-10 parts of nano graphene oxide, 4-6 parts of mica powder and 3-5 parts of stearic acid.

Description

Composite material for producing high-cold-resistance weather-resistant flame-retardant rubber
Technical Field
The invention relates to the technical field of rubber products, in particular to a composite material for producing high-cold-resistance weather-resistant flame-retardant rubber.
Background
Rubber refers to a highly elastic polymeric material with reversible deformation. The elastic rubber is elastic at room temperature, can generate large deformation under the action of small external force, and can recover the original shape after the external force is removed. The rubber industry is one of the important basic industries of national economy, not only provides daily and medical light industrial rubber products which are indispensable to daily life for people, but also provides various rubber production equipment or rubber parts for heavy industries such as mining, traffic, building, machinery, electronics and emerging industries, and obviously, the rubber industry has various product types and has wide backward industries. At present, the rubber has single function and only has certain intrinsic attributes, and in the face of different requirements of various industries, different materials are often required to be modified for the rubber so as to meet the production requirements.
Disclosure of Invention
Aiming at the problems, the invention provides the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber, and the prepared product has excellent mechanical property, waterproofness and cold resistance, and the wear resistance, high temperature resistance and flame retardance are also obviously improved.
In order to achieve the above object, the present invention adopts the following technical solutions:
the composite material for producing the high-cold-resistance weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 20-35 parts of tetrapropylfluoride rubber, 18-24 parts of phenolic resin, 15-25 parts of fluorocarbon resin, 3-9 parts of cellulose acetate propionate, 5-8 parts of ceramic micropowder, 4-8 parts of polyimide, 4-8 parts of hydrated alumina, 3-7 parts of rutile, 1-4 parts of dilauryl thiodipropionate, 3-7 parts of nano zinc oxide, 5-10 parts of nano graphene oxide, 4-6 parts of mica powder and 3-5 parts of stearic acid.
The composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 25-35 parts of tetrapropylene fluororubber, 18-23 parts of phenolic resin, 15-22 parts of fluorocarbon resin, 4-9 parts of cellulose acetate propionate, 5-6 parts of ceramic micropowder, 4-7 parts of polyimide, 5-8 parts of hydrated alumina, 5-7 parts of rutile, 1-3 parts of dilauryl thiodipropionate, 3-6 parts of nano zinc oxide, 8-10 parts of nano graphene oxide, 4-5 parts of mica powder and 3-4 parts of stearic acid.
Preferably, the water repellent further comprises 2-4 parts of a curing agent, 5-8 parts of a coupling agent, 4-8 parts of a water repellent and 2-6 parts of an anti-aging agent.
Preferably, the curing agent is one or a combination of two or more of 2, 4, 6-tris (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane.
Preferably, the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane, vinyl tris (beta-methoxyethoxy) silane.
Preferably, the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1.
Preferably, the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402.
Preferably, the stearic acid adopts magnesium stearate and calcium stearate in a mass ratio of 1-3: 2.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: the product prepared from the composite material has excellent mechanical properties, strong water resistance and cold resistance, obviously improved wear resistance, high temperature resistance and flame retardance, can meet the requirement of maintaining good performance at the temperature of between 50 ℃ below zero and 150 ℃, and has wide application range.
The fluorocarbon resin has good heat resistance and cold resistance, the cellulose acetate propionate has moisture resistance and cold resistance and good toughness, the waterproof and cold resistance is improved after the cellulose acetate propionate is blended and modified with the phenolic resin and the water repellent, and then the phenolic resin and the fluorosilicone resin are reacted and blended through the cross-linking agent, the active agent and the like, so that the comprehensive performance of the rubber is obviously improved; the rutile has high and low temperature resistance and corrosion resistance, the mica powder has excellent dispersibility and wear resistance, the polyimide can resist extremely low temperature and has excellent mechanical property, and the obdurability of the rubber is obviously improved.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Example 1:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 33 parts of tetrapropylene fluororubber, 22 parts of phenolic resin, 18 parts of fluorocarbon resin, 7 parts of cellulose acetate propionate, 6 parts of ceramic micropowder, 7 parts of polyimide, 7 parts of hydrated alumina, 5 parts of rutile, 3 parts of dilauryl thiodipropionate, 5 parts of nano zinc oxide, 8 parts of nano graphene oxide, 5 parts of mica powder and 4 parts of stearic acid.
Also comprises 4 parts of curing agent, 5 parts of coupling agent, 5 parts of water repellent and 4 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
Example 2:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 35 parts of tetrapropylene fluororubber, 20 parts of phenolic resin, 16 parts of fluorocarbon resin, 4 parts of cellulose acetate propionate, 8 parts of ceramic micropowder, 6 parts of polyimide, 8 parts of hydrated alumina, 4 parts of rutile, 2 parts of dilauryl thiodipropionate, 3 parts of nano zinc oxide, 5 parts of nano graphene oxide, 6 parts of mica powder and 4 parts of stearic acid.
Also comprises 3 parts of curing agent, 4 parts of coupling agent, 5 parts of water repellent and 5 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
Example 3:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 30 parts of tetrapropylene fluororubber, 24 parts of phenolic resin, 22 parts of fluorocarbon resin, 7 parts of cellulose acetate propionate, 6 parts of ceramic micropowder, 7 parts of polyimide, 8 parts of hydrated alumina, 4 parts of rutile, 1 part of dilauryl thiodipropionate, 5 parts of nano zinc oxide, 7 parts of nano graphene oxide, 5 parts of mica powder and 4 parts of stearic acid.
Also comprises 4 parts of curing agent, 6 parts of coupling agent, 4 parts of water repellent and 4 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
Example 4:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 35 parts of tetrapropylene fluororubber, 24 parts of phenolic resin, 25 parts of fluorocarbon resin, 3 parts of cellulose acetate propionate, 5 parts of ceramic micropowder, 4 parts of polyimide, 7 parts of hydrated alumina, 5 parts of rutile, 2 parts of dilauryl thiodipropionate, 5 parts of nano zinc oxide, 6 parts of nano graphene oxide, 4 parts of mica powder and 5 parts of stearic acid.
Also comprises 3 parts of curing agent, 5 parts of coupling agent, 4 parts of water repellent and 6 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
Example 5:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 30 parts of tetrapropylene fluororubber, 20 parts of phenolic resin, 15 parts of fluorocarbon resin, 3 parts of cellulose acetate propionate, 8 parts of ceramic micropowder, 8 parts of polyimide, 6 parts of hydrated alumina, 7 parts of rutile, 2 parts of dilauryl thiodipropionate, 5 parts of nano zinc oxide, 10 parts of nano graphene oxide, 5 parts of mica powder and 3 parts of stearic acid.
Also comprises 4 parts of curing agent, 6 parts of coupling agent, 5 parts of water repellent and 3 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
Example 6:
the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 26 parts of tetrapropylene fluororubber, 18 parts of phenolic resin, 15 parts of fluorocarbon resin, 9 parts of cellulose acetate propionate, 6 parts of ceramic micropowder, 5 parts of polyimide, 6 parts of hydrated alumina, 5 parts of rutile, 3 parts of dilauryl thiodipropionate, 4 parts of nano zinc oxide, 5 parts of nano graphene oxide, 5 parts of mica powder and 5 parts of stearic acid.
Also comprises 4 parts of curing agent, 5 parts of coupling agent, 6 parts of water repellent and 3 parts of anti-aging agent.
The curing agent is one or a combination of two or more of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane; the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1; the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402; the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
The product of the embodiment of the invention is subjected to performance test:
1) the example product obtained as prepared, the performance data (mean) are as follows:
shore hardness: 59.7HA
Tensile strength: 25.5MPa
Tear strength: 65.2kN/m
Elongation at break: 311.7 percent
2) The performance data (average) after aging the prepared example product at 150 ℃ for 72h are as follows:
shore hardness: 66HA
Tensile strength: 21.4MPa
Tear strength: 53.6kN/m
Elongation at break: 281.7.5 percent
3) The performance data (average) after aging of the prepared example product at-50 ℃ for 72h are as follows:
shore hardness: 63.5HA
Tensile strength: 20.1MPa
Tear strength: 55.2kN/m
Elongation at break: 277.4 percent
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (8)

1. The composite material for producing the high-cold-resistance weather-resistant flame-retardant rubber is characterized by being prepared from the following components in parts by mass: 20-35 parts of tetrapropylfluoride rubber, 18-24 parts of phenolic resin, 15-25 parts of fluorocarbon resin, 3-9 parts of cellulose acetate propionate, 5-8 parts of ceramic micropowder, 4-8 parts of polyimide, 4-8 parts of hydrated alumina, 3-7 parts of rutile, 1-4 parts of dilauryl thiodipropionate, 3-7 parts of nano zinc oxide, 5-10 parts of nano graphene oxide, 4-6 parts of mica powder and 3-5 parts of stearic acid.
2. The composite material for producing the high cold-resistant weather-resistant flame-retardant rubber as claimed in claim 1, wherein the composite material for producing the high cold-resistant weather-resistant flame-retardant rubber is prepared from the following components in parts by mass: 25-35 parts of tetrapropylene fluororubber, 18-23 parts of phenolic resin, 15-22 parts of fluorocarbon resin, 4-9 parts of cellulose acetate propionate, 5-6 parts of ceramic micropowder, 4-7 parts of polyimide, 5-8 parts of hydrated alumina, 5-7 parts of rutile, 1-3 parts of dilauryl thiodipropionate, 3-6 parts of nano zinc oxide, 8-10 parts of nano graphene oxide, 4-5 parts of mica powder and 3-4 parts of stearic acid.
3. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 1 or 2, characterized in that: also comprises 2-4 parts of curing agent, 5-8 parts of coupling agent, 4-8 parts of water repellent and 2-6 parts of anti-aging agent.
4. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 3, characterized in that: the curing agent is one or a composition of more than two of 2, 4, 6-tri (dimethylaminomethyl) phenol, methyltetrahydrophthalic anhydride, 4-diaminodiphenylmethane and hydroxy polydimethylsiloxane.
5. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 3, characterized in that: the coupling agent is one or a combination of two or more of isobutyl triethoxysilane, N- (beta-aminoethyl) -gamma-aminopropyltrimethoxysilane and vinyl tri (beta-methoxyethoxy) silane.
6. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 3, characterized in that: the water repellent is a mixture of hydroxy polydimethylsiloxane and SHP-50 polysiloxane powder, and the mass ratio of the hydroxy polydimethylsiloxane to the SHP-50 polysiloxane powder is 2.3-2.8: 1.
7. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 3, characterized in that: the anti-aging agent is one or a combination of two or more of anti-aging agent 4010NA, anti-aging agent AW, anti-aging agent RD and anti-aging agent 402.
8. The composite material for producing highly cold-resistant weather-resistant flame-retardant rubber according to claim 3, characterized in that: the stearic acid adopts magnesium stearate and calcium stearate with the mass ratio of 1-3: 2.
CN201911040229.7A 2019-10-29 2019-10-29 Composite material for producing high-cold-resistance weather-resistant flame-retardant rubber Withdrawn CN110607045A (en)

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